Products / Eyepieces

TE-20H

TE-20H.jpg TE-20H_Schnitt.jpg



Long eye relief eyepiece 25x
7 lens elements in 5 groups
Extra long eye relief - Extremely useful when wearing eyeglasses or for digiscoping systems.
Features Series TSN-770Series TSN-880
Magnification 25x LER25x LER Real field of view 2,1°2,1° Exit pupil 3,1 mm3,5 mm Relative brightness 9,612,3 Twilight factor 43,946,9 Eye relief 32 mm32 mm Field of view
at 1000 m 36,7 m36,7 m

suitable to these products
Name Lens
diameter 		Lens
Type 		Type
↦ TSN-773 77 mm XD-lens angled
↦ TSN-774 77 mm XD-lens straight
↦ TSN-881 88 mm Normal lens angled
↦ TSN-883 88 mm Fluorite crystal lens angled
↦ TSN-884 88 mm Fluorite crystal lens straight